Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K1XOM callsign genealogy
Currently held by McNamara, Michael S
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by K1XOM's current licensee, walking backwards.
- McNamara, Michael SMAgranted 2026-05-19cancelled 2026-06-27
Successor callsigns
Callsigns held now by people who previously held K1XOM.
No current licensee on record previously held this callsign.